7. What did Frederick Griffith's discover?
DNA carried genetic information
bacteria could transform
mice died when exposed to viruses
viruses were encapsulated

8. What was the overall conclusion of the hershey-chase experiment
DNA was responsible for heredity
proteins and DNA were responsible for heredity
the ratio of Adenine to thymine was always the same
phage DNA was similar to bacterial DNA

9. The 5' and 3' numbers are related to the:
length of the DNA strand
carbon rings in sugar
the number of phosphates
the base pair rule